PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

37346Seat,valve

Eaton Aerospace, Llc Dba Jackson South · NSN 4810-00-336-9509 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-00-336-9509 — this item is cataloged by the U.S. Government under National Stock Number 4810-00-336-9509. Primary manufacturer part number: 37346.
Features
  • Seat,valve — FSC 4810
  • Seat Angle in Deg: 45.000 NOMINAL
  • Seating Surface Shape: ANGULAR
  • Under Flange Height: 2.062 INCHES NOMINAL IN
  • Body Inside Diameter: 1.375 INCHES NOMINAL IN
  • Flange Seat to Disk End Height: 0.750 INCHES NOMINAL IN
  • Body Outside Diameter: 2.000 INCHES NOMINAL IN
  • Style Designator: PLAIN FLANGED
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Overall construction
General Description

The Seat,valve, cataloged under National Stock Number 4810-00-336-9509, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4810-00-336-9509
Primary Part Number37346
Item NameSeat,valve
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerEaton Aerospace, Llc Dba Jackson South
StatusACTIVE
Seat Angle in Deg45.000 NOMINAL
Seating Surface ShapeANGULAR
Under Flange Height2.062 INCHES NOMINAL IN
Body Inside Diameter1.375 INCHES NOMINAL IN
Flange Seat to Disk End Height0.750 INCHES NOMINAL IN
Body Outside Diameter2.000 INCHES NOMINAL IN
Style DesignatorPLAIN FLANGED
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5950-00-071-7719 INTERCHANGEABLE
Transformer,power
5930-00-135-504037346 INTERCHANGEABLE
Switch,thermostatic
Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp
9540-00-242-5436 INTERCHANGEABLE
Beam,structural
4320-00-319-4916CV31S1701-336230PC63 INTERCHANGEABLE
Barrel,cylinder
Naval Ship Systems Command
2990-00-454-948448161 INTERCHANGEABLE
Pipe,exhaust
Walker Mfg Co
9540-00-528-8819 INTERCHANGEABLE
Beam,structural
5950-00-945-377037346 INTERCHANGEABLE
Transformer,audio Frequency
Freed Transformer Co
5365-01-090-6579R-8-9-20 INTERCHANGEABLE
Ring,operating
Todd Combustion Inc
6210-01-158-0393 INTERCHANGEABLE
Light Assembly,indicator
5365-01-418-5879CB27986-001 INTERCHANGEABLE
Shim
Moog Inc. Dba Ampac-Isp Corp
Cross-Reference Index
Part NumberManufacturer
314733PC50 Naval Ship Systems Command (USA)
48204-21PC59 Reidville Hydraulics & Mfg Inc (USA)
37346 PRIMARY Eaton Aerospace, Llc Dba Jackson South (USA)
314715PC50 Naval Ship Systems Command (USA)
314737ITEM10 Naval Ship Systems Command (USA)
37035ITEM10 Eaton Aerospace, Llc Dba Jackson South (USA)
E37030-3PC50 Eaton Aerospace, Llc Dba Jackson South (USA)
49938-29PC63 Reidville Hydraulics & Mfg Inc (USA)
AS11-2601-578ITEM10 Eaton Aerospace, Llc Dba Jackson South (USA)
E37030-25ITEM10 Eaton Aerospace, Llc Dba Jackson South (USA)
48161 Reidville Hydraulics & Mfg Inc (USA)
E37030-21PC50 Eaton Aerospace, Llc Dba Jackson South (USA)
49938-9PC63 Reidville Hydraulics & Mfg Inc (USA)
Related Parts
5950-00-071-7719INTERCHANGEABLE
TRANSFORMER,POWER
5930-00-135-5040INTERCHANGEABLE
SWITCH,THERMOSTATIC
37346
9540-00-242-5436INTERCHANGEABLE
BEAM,STRUCTURAL
4320-00-319-4916INTERCHANGEABLE
BARREL,CYLINDER
CV31S1701-336230PC63
2990-00-454-9484INTERCHANGEABLE
PIPE,EXHAUST
48161
9540-00-528-8819INTERCHANGEABLE
BEAM,STRUCTURAL
5950-00-945-3770INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
37346
5365-01-090-6579INTERCHANGEABLE
RING,OPERATING
R-8-9-20
6210-01-158-0393INTERCHANGEABLE
LIGHT ASSEMBLY,INDICATOR
5365-01-418-5879INTERCHANGEABLE
SHIM
CB27986-001
5310-01-683-2960INTERCHANGEABLE
NUT,SELF-LOCKING,EXTENDED WASHER
37346

Frequently Asked Questions

What is NSN 4810-00-336-9509?

NSN 4810-00-336-9509 is a Seat,valve, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-00-336-9509?

NSN 4810-00-336-9509 has 13 cross-referenced part numbers: 314733PC50 (Naval Ship Systems Command), 48204-21PC59 (Reidville Hydraulics & Mfg Inc), 37346 (Eaton Aerospace, Llc Dba Jackson South), 314715PC50 (Naval Ship Systems Command), 314737ITEM10 (Naval Ship Systems Command) and 8 more.

What NSN replaces 4810-00-336-9509?

There are 11 known substitutes for 4810-00-336-9509: 5950-00-071-7719, 5930-00-135-5040, 9540-00-242-5436 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 37346?

Key specifications for 37346: Seat Angle in Deg: 45.000 NOMINAL; Seating Surface Shape: ANGULAR; Under Flange Height: 2.062 INCHES NOMINAL IN; Body Inside Diameter: 1.375 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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